SINCE 1828

An Encyclopædia Britannica Company

Thesaurus

seven seas

noun plural

Synonyms and Antonyms of seven seas

the whole body of salt water that covers nearly three-fourths of the earth sailing the seven seas in search of adventure Synonyms blue, brine, deep, Neptune, sea, oceanRelated Words blue water, high seas, main, waters; basin; Davy Jones's locker, depths

Learn More about seven seas

Dictionary: Definition of seven seas

Seen and Heard

What made you want to look up seven seas? Please tell us where you read or heard it (including the quote, if possible).

show

WORD OF THE DAY

shofar

play

a ram's-horn trumpet used in Judaism

Words at Play

alt-59c4207ecf106

Let's Talk 'Tea'

Spill it, sip it: just make it hot.

8 Words and Phrases from Boxing and Wrestling

Common terms that come from boxing and wrestling

alt-59c2960017c94

The Ambiguity of Pushing 'Up' and 'Back'

When you push a meeting, where does it go?

Silent Letters

When each letter can be seen but not heard

Ask the Editors

video-title-words-of-the-year-1066

Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

How Often Is 'Biweekly'?

Don't get us started on 'bimonthly'

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless

Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals

Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

young-plant-shoots

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

You're going to have to memorize the dictionary again.

Take the quiz

stylized-drawing-of-woman-pole-vaulting-across-gap-to-get-trophy

Challenging Vocabulary Quiz Returns!

No tricks, just difficult words.

Take the quiz

Name That Thing

Name That Thing

Test your visual vocabulary with our 10-question challenge!

Take the quiz

SCRABBLE® Sprint

SCRABBLE® Sprint

SCRABBLE® fans, sharpen your skills!

Play the game